/**
 * Copyright 2019 吉鼎科技.

 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package cn.easyplatform.utils;

import java.util.Random;

/**
 * @author <a href="mailto:davidchen@epclouds.com">littleDog</a> <br/>
 * @since 2.0.0 <br/>
 */
public final class ColorUtil {

	private final static char[] codeSequence = { 'A', 'B', 'C', 'D', 'E', 'F',
			'0', '1', '2', '3', '4', '5', '6', '7', '8', '9' };

	public final static String random() {
		StringBuilder sb = new StringBuilder("#");
		Random random = new Random();
		for (int i = 0; i < 6; i++)
			sb.append(codeSequence[random.nextInt(16)]);
		return sb.toString();
	}
}
